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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 283 · 40 questions
TalentJR

Remember (One path for all): One path: if any bulb is removed or broken, no bulb glows. Identical bulbs share the voltage: each gets battery volts ÷ number of bulbs. More bulbs in series → each gets less → all glow dimmer.

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  1. 1.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  2. 2.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  3. 3.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  4. 4.💡 3 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  5. 5.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) by Wi-Fi (b) in series (c) not joined (d) in parallel
  6. 6.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True
  7. 7.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  8. 8.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False
  9. 9.💡 In a series circuit, how many paths does the current have? (a) one for each bulb (b) two (c) one (d) none
  10. 10.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  11. 11.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  12. 12.💡 3 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 2 is taken out of its holder. How many bulbs glow?
  13. 13.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  14. 14.True or false: “one out, the rest glow” is true of a parallel circuit. (a) True (b) False
  15. 15.💡 4 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  16. 16.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  17. 17.💡 A battery lights 2 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) the same (b) brighter (c) dimmer
  18. 18.True or false: “many paths for current” is true of a series circuit. (a) False (b) True
  19. 19.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  20. 20.True or false: “a break stops every bulb” is true of a series circuit. (a) True (b) False
  21. 21.💡 5 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 3 is taken out of its holder. Does bulb 5 glow? (a) Yes (b) No
  22. 22.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 5 is taken out of its holder. Does bulb 2 glow? (a) Yes (b) No
  23. 23.💡 5 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  24. 24.💡 5 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 5 is taken out of its holder. How many bulbs glow?
  25. 25.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  26. 26.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  27. 27.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  28. 28.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.💡 4 identical bulbs are joined in series with a battery and a closed switch on the main wire. All the bulbs are in place. Does bulb 1 glow? (a) Yes (b) No
  30. 30.💡 5 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  31. 31.💡 A battery lights 3 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) the same (b) brighter (c) dimmer
  32. 32.💡 3 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  34. 34.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  35. 35.💡 5 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 5 is taken out of its holder. Does bulb 4 glow? (a) No (b) Yes
  36. 36.💡 5 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 4 is taken out of its holder. How many bulbs glow?
  37. 37.💡 5 identical bulbs are joined in series with a 12.5 V battery (ideal wires). How many volts does each bulb get? =
  38. 38.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 6 is taken out of its holder. How many bulbs glow?
  39. 39.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  40. 40.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =

Answer key

  1. 1.5
  2. series
  3. parallel
  4. 4
  5. in series
  6. False
  7. parallel
  8. True
  9. one
  10. True
  11. series
  12. 0
  13. True
  14. True
  15. 2
  16. False
  17. dimmer
  18. False
  19. 3
  20. True
  21. No
  22. No
  23. 1.5
  24. 0
  25. 1
  26. series
  27. False
  28. 4
  29. Yes
  30. 2
  31. dimmer
  32. 2
  33. 1.5
  34. False
  35. No
  36. 0
  37. 2.5
  38. 0
  39. True
  40. 1

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